Gomaca

13/05/2026

Construction of a Two Storey with Roof deck Residential House
Location:Brgy. Catbangen, San Fernando City, La Union
Designed by: Gomaca Architectural Design Services

13/05/2026

Intensive Roof Planter Systems and Structural Loads

This technical illustration provides a cross-sectional and comparative analysis of rooftop planting systems. It details the subterranean layers required for healthy plant growth and proper drainage, while simultaneously illustrating the direct correlation between planter depth, plant size, and the resulting structural load on a building's roof level.

Key Components & Features

Multilayered Substrate System: The cross-section reveals a sophisticated layering strategy designed for longevity:

Filter Fabric: Separates soil from the drainage layer to prevent silt from clogging the system.

Gravel Layer: Acts as a primary drainage medium to allow water to move freely toward the outlet.

Anti-Root Membrane: Protects the structural concrete from root pe*******on and water damage.

Drainage Infrastructure: Includes a Slope Screed to direct water toward a Grate and a 100mm Drain Pipe, ensuring the roof remains watertight and free of standing water.

Scale of Vegetation: The diagram categorizes greenery by height—ranging from Grass to 3m Trees—to demonstrate how different species require varying soil volumes.

Weight Load Analysis: Provides specific structural data (measured in kg/m
2) showing that as the planter depth increases from 150mm to 1500mm, the load increases significantly from 240 kg/m
2 to 865 kg/m 2 .

System Overview

The image serves as a critical guide for architects and structural engineers when integrating "green roofs" into urban design. It emphasizes that aesthetic greenery requires a heavy technical "under-life" of membranes and drainage. The primary takeaway is the significant weight increase associated with larger vegetation; planting a 3-meter tree requires a structural capacity nearly four times greater than that of a standard lawn.

10/05/2026

A Proposed Construction of A Two Storey with Roof Deck Commercial-Residential Building
Location: Bacnotan, La Union
Designed by: Gomaca Architectural Design Services

10/05/2026

10/05/2026

09/05/2026

Construction of a 4 Storey Commercial/ Residential Building

08/05/2026

Privacy Solutions for Hillside Architecture

This illustration demonstrates strategic site planning and architectural interventions used to mitigate overlooking issues between properties on sloped terrain. It contrasts a standard hillside pool placement with an optimized design that utilizes topography and landscaping to ensure residential privacy without sacrificing the neighbor's view.

Key Components & Features

Line of Sight: The primary technical factor, representing the direct visual path from an elevated observer (the upper house balcony) toward the lower property.

Topographic Recess (Pool Cut): Unlike the upper example where the pool sits atop the slope, the lower design "cuts" into the hillside. This physically lowers the users below the natural grade.

Retaining Wall: A structural element that stabilizes the excavated hillside while doubling as a vertical privacy screen.

Vegetation (Trees Blocking View): Strategically placed greenery that acts as a soft, permeable buffer to disrupt the line of sight from higher elevations.

Terraced Integration: The use of multiple levels to separate functional outdoor zones, ensuring the pool area remains secluded from the primary viewshed of the upper neighbor.

Design Summary

The graphic highlights that privacy in hilly environments is best achieved through subterranean integration rather than just vertical fencing. By excavating into the slope and combining structural retaining walls with landscaping, homeowners can create "pockets of privacy" that protect their own space while maintaining the open, unobstructed horizons that make hillside living desirable for everyone involved.

06/05/2026

A proposed 2 Storey, 6 Bedroom Residential House
Designed by: Gomaca Architectural Design Services
Location: Brgy. Calumbaya, Bauang, La Union

27/04/2026

Proposed 2 Storey Commercial Building
Location: Brgy. Santiago Norte, San Fernando City La Union
Designed by: Gomaca Architectural Design Services.

22/04/2026

Site Visit at Brgy. Santiago Norte, San Fernando City, La Union